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Harbor Investment Advisory’s Costco COST Stock Holding History

Harbor Investment Advisory’s Portfolio COST Stock Details COST Fund Activity
Bought
Maintained
Sold
Quarter Market Value Status Shares Change in
Stake 		Trade Value Portfolio Weight Portfolio Position
2026
Q2 		$6.39M Buy
6,831
+142
+2% +$141K 0.45% 43
2026
Q1 		$6.66M Sell
6,689
-274
-4% -$267K 0.52% 40
2025
Q4 		$6M Buy
6,963
+81
+1% +$73.4K 0.45% 41
2025
Q3 		$6.37M Buy
6,882
+1,097
+19% +$1.05M 0.53% 36
2025
Q2 		$5.73M Buy
5,785
+253
+5% +$251K 0.51% 34
2025
Q1 		$5.23M Sell
5,532
-144
-3% -$140K 0.51% 33
2024
Q4 		$5.2M Sell
5,676
-17
-0.3% -$15.8K 0.49% 36
2024
Q3 		$5.05M Sell
5,693
-81
-1% -$70.3K 0.5% 37
2024
Q2 		$4.91M Sell
5,774
-34
-0.6% -$26.5K 0.51% 32
2024
Q1 		$4.26M Buy
5,808
+50
+0.9% +$35.7K 0.44% 42
2023
Q4 		$3.8M Buy
5,758
+357
+7% +$212K 0.44% 43
2023
Q3 		$3.05M Hold
5,401
– – 0.4% 49
2023
Q2 		$2.91M Buy
5,401
+477
+10% +$241K 0.41% 58
2023
Q1 		$2.45M Sell
4,924
-132
-3% -$64.7K 0.37% 59
2022
Q4 		$2.31M Buy
5,056
+104
+2% +$50.8K 0.36% 61
2022
Q3 		$2.34M Buy
4,952
+425
+9% +$221K 0.39% 59
2022
Q2 		$2.17M Buy
4,527
+786
+21% +$399K 0.35% 59
2022
Q1 		$2.15M Sell
3,741
-8
-0.2% -$4.2K 0.29% 68
2021
Q4 		$2.13M Buy
3,749
+74
+2% +$37.9K 0.27% 73
2021
Q3 		$1.65M Buy
3,675
+9
+0.2% +$3.96K 0.22% 84
2021
Q2 		$1.45M Hold
3,666
– – 0.2% 100
2021
Q1 		$1.29M Buy
3,666
+211
+6% +$73.5K 0.19% 107
2020
Q4 		$1.3M Buy
3,455
+512
+17% +$191K 0.21% 98
2020
Q3 		$1.04M Buy
2,943
+423
+17% +$142K 0.2% 96
2020
Q2 		$764K Buy
2,520
+195
+8% +$59.3K 0.16% 111
2020
Q1 		$663K Sell
2,325
-9
-0.4% -$2.73K 0.18% 105
2019
Q4 		$686K Buy
+2,334
New +$694K 0.16% 126

Other funds holding COST

Assenagon Asset Management
Assenagon Asset Management Senningerberg, Luxembourg $80.2B AUM 50.57% 1-Year Est. Return
Swedbank
Swedbank Stockholm, Sweden $116B AUM 46.87% 1-Year Est. Return
EA
Emerald Advisors Bellevue, Washington $796M AUM 2.51% 1-Year Est. Return
Robeco Institutional Asset Management
Robeco Institutional Asset Management Rotterdam, Netherlands $81.4B AUM 40.71% 1-Year Est. Return
New York State Teachers Retirement System (NYSTRS)
New York State Teachers Retirement System (NYSTRS) Albany, New York $54.2B AUM 43.77% 1-Year Est. Return
Ninety One (UK)
Ninety One (UK) London, United Kingdom $44.7B AUM 17.24% 1-Year Est. Return
Mirae Asset Global Investments
Mirae Asset Global Investments Seoul, South Korea $67.7B AUM 51.91% 1-Year Est. Return
RG
Rathbones Group Liverpool, United Kingdom $27.1B AUM 20.2% 1-Year Est. Return
SP
Sarasin & Partners London, United Kingdom $8.54B AUM 9.6% 1-Year Est. Return
CAM
Congress Asset Management Boston, Massachusetts $16.3B AUM 42.69% 1-Year Est. Return

Harbor Investment Advisory's COST Position: Q2 2026 in Review

Harbor Investment Advisory increased its Costco (COST) stake by 2.1% in Q2 2026, buying an estimated $141K and bringing the position to 6,831 shares worth $6.39M. The position accounts for 0.45% of the portfolio, ranked #43.

Harbor Investment Advisory first reported a position in COST in Q4 2019 and has held it in 27 quarters since. The position peaked at $6.66M in Q1 2026. 1,462 funds tracked by Wall St. Rank hold COST as of Q2 2026.

  • Harbor Investment Advisory held 6,831 shares of Costco worth $6.39M as of Q2 2026.
  • Harbor Investment Advisory bought 142 Costco shares in Q2 2026, an estimated $141K.
  • Costco made up 0.45% of Harbor Investment Advisory's portfolio in Q2 2026, its #43 holding.
  • Harbor Investment Advisory first reported a position in Costco in Q4 2019 and has held it in 27 quarters since.
  • Harbor Investment Advisory's Costco position peaked at $6.66M in Q1 2026.
  • 1,462 funds tracked by Wall St. Rank held Costco as of Q2 2026.

Based on Harbor Investment Advisory's 13F filing for Q2 2026, filed 7 Jul 2026.